Global Patent Index - EP 2541737 A3

EP 2541737 A3 20140416 - Electrical machine

Title (en)

Electrical machine

Title (de)

Elektrische Maschine

Title (fr)

Machine électrique

Publication

EP 2541737 A3 20140416 (EN)

Application

EP 12173688 A 20120626

Priority

US 201113171583 A 20110629

Abstract (en)

[origin: EP2541737A2] An apparatus, such as an electrical machine (100), is provided. The apparatus can include a rotor (104) defining a rotor bore (120) and a conduit (124) disposed in and extending axially along the rotor bore. The conduit can have an annular conduit body (128) defining a plurality of orifices (134) disposed axially along the conduit and extending through the conduit body. The rotor can have an inner wall (122) that at least partially defines the rotor bore. The orifices can extend through the conduit body along respective orifice directions, and the rotor and conduit can be configured to provide a line of sight along the orifice direction from the respective orifices to the inner wall.

IPC 8 full level

H02K 1/32 (2006.01); H02K 9/19 (2006.01)

CPC (source: EP US)

H02K 1/32 (2013.01 - EP US); H02K 9/19 (2013.01 - EP US); H02K 9/197 (2013.01 - EP US); H02K 5/20 (2013.01 - US); H02K 5/203 (2021.01 - EP)

Citation (search report)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

EP 2541737 A2 20130102; EP 2541737 A3 20140416; EP 2541737 B1 20181205; CN 102857031 A 20130102; CN 102857031 B 20180817; US 2013002064 A1 20130103; US 9373984 B2 20160621

DOCDB simple family (application)

EP 12173688 A 20120626; CN 201210336220 A 20120629; US 201113171583 A 20110629